/*
 * Copyright 2012 The Netty Project
 *
 * The Netty Project licenses this file to you under the Apache License,
 * version 2.0 (the "License"); you may not use this file except in compliance
 * with the License. You may obtain a copy of the License at:
 *
 *   https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations
 * under the License.
 */
package io.netty5.channel;

import io.netty5.util.concurrent.Future;

import java.net.SocketAddress;

/**
 * A {@link Channel} that accepts an incoming connection attempts and creates
 * its child {@link Channel}s by accepting them.
 * A {@link ServerChannel} does not allow the following operations and so will fail the returned
 * {@link Future} of these operations:
 * <ul>
 * <li>{@link #connect(SocketAddress)}</li>
 * <li>{@link #disconnect()}</li>
 * <li>{@link #write(Object)}</li>
 * <li>{@link #flush()}</li>
 * <li>{@link #shutdown(ChannelShutdownDirection)}</li>
 * </ul>
 */
public interface ServerChannel extends Channel {

    /**
     * Returns the {@link EventLoopGroup} that is used to register the child {@link Channel}s on after accepting
     * these.
     */
    EventLoopGroup childEventLoopGroup();
}
